Joe Hockey, Australia's opposition Treasury spokesman, attends the Bloomberg...Joe Hockey, Australia's opposition Treasury spokesman, attends the Bloomberg Australia Economic Summit in Sydney, Australia, on Wednesday, April 10, 2013. Hockey intends to ask the Australian Office of Financial Management to extend the maturity of the nation's sovereign bonds should his party form government following a September election. Photographer: Brendon Thorne/Bloomberg via Getty ImagesLessMore

Joe Hockey, Australia's opposition Treasury spokesman, gestures as he speaks during the Bloomberg Australia Economic Summit in Sydney, Australia, on Wednesday, April 10, 2013. Hockey intends to ask the Australian Office of Financial...More

Joe Hockey, Australia's opposition Treasury spokesman, gestures as he speaks during...Joe Hockey, Australia's opposition Treasury spokesman, gestures as he speaks during the Bloomberg Australia Economic Summit in Sydney, Australia, on Wednesday, April 10, 2013. Hockey intends to ask the Australian Office of Financial Management to extend the maturity of the nation's sovereign bonds should his party form government following a September election. Photographer: Brendon Thorne/Bloomberg via Getty ImagesLessMore

Joe Hockey, Australia's opposition Treasury spokesman, gestures as he speaks during the Bloomberg Australia Economic Summit in Sydney, Australia, on Wednesday, April 10, 2013. Hockey intends to ask the Australian Office of Financial...More

Joe Hockey, Australia's opposition Treasury spokesman, gestures as he speaks during...Joe Hockey, Australia's opposition Treasury spokesman, gestures as he speaks during the Bloomberg Australia Economic Summit in Sydney, Australia, on Wednesday, April 10, 2013. Hockey intends to ask the Australian Office of Financial Management to extend the maturity of the nation's sovereign bonds should his party form government following a September election. Photographer: Brendon Thorne/Bloomberg via Getty ImagesLessMore

Joe Hockey, Australia's opposition Treasury spokesman, attends the Bloomberg...Joe Hockey, Australia's opposition Treasury spokesman, attends the Bloomberg Australia Economic Summit in Sydney, Australia, on Wednesday, April 10, 2013. Hockey intends to ask the Australian Office of Financial Management to extend the maturity of the nation's sovereign bonds should his party form government following a September election. Photographer: Brendon Thorne/Bloomberg via Getty ImagesLessMore